Ashnod's Altar + Mikaeus, the Unhallowed + Spike Feeder

BG identity

Commander legal

The 3 combo pieces

What must be in place

Spike Feeder has no +1/+1 counters on it.

How to execute it

  1. Activate Ashnod's Altar by sacrificing Spike Feeder, adding {C}{C}.
  2. Spike Feeder's undying ability triggers, returning itself to the battlefield with a +1/+1 counter on it.
  3. Activate Spike Feeder's second ability three times by removing three +1/+1 counters from it, causing you to gain six life.
  4. Repeat.

What the combo produces